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        <li><a href="">Xiaomi手机</a></li>
        <li><a href="">Redmi手机</a></li>
        <li><a href="">电视</a></li>
        <li><a href="">笔记本</a></li>
        <li><a href="">平板</a></li>
        <li><a href="">家电</a></li>
        <li><a href="">路由器</a></li>
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    <h1>123</h1>
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